/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

package pkg_group4_delivery;

import java.io.IOException;
import java.io.PrintWriter;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import pkg_group4_delivery.Delivery;
import pkg_group4_delivery.DeliveryService;


/**
 *
 * @author Joe
 */
public class DeliveryCreateTrackingNo extends HttpServlet {
   
    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        try {
            
            String strconsumerid = request.getParameter("consumerid");
            String stritemNum = request.getParameter("itemNum");
            String deliveryAddress = request.getParameter("deliveryAddress");
            String strdeliveryMethodNum = request.getParameter("deliveryMethodNum");
            int consumerID = Integer.parseInt(strconsumerid.trim());
            int itemNum = Integer.parseInt(stritemNum.trim());
            int deliveryMethodNum = Integer.parseInt(strdeliveryMethodNum.trim());
            //return proxy (i.e. port) for accessing web service
            DeliveryService service = new DeliveryService();
            Delivery port = service.getDeliveryPort();
            try {
                
                String trackingNumber = port.createTrackNum(consumerID, itemNum, deliveryAddress, deliveryMethodNum);
                //out.println("<h2>Your tracking number is:" +trackingNumber+ "<h2>");
                response.sendRedirect(response.encodeRedirectURL("delivery-report.jsp?t="+trackingNumber));
                return;
            } catch (InvalidAddress_Exception ex) {
                Logger.getLogger(DeliveryCreateTrackingNo.class.getName()).log(Level.SEVERE, null, ex);
                //out.println("<h2>Invalid address<h2>");
                response.sendRedirect(response.encodeRedirectURL("delivery-report.jsp?t=1"));
                return;
            } catch (InvalidConsumer_Exception ex) {
                Logger.getLogger(DeliveryCreateTrackingNo.class.getName()).log(Level.SEVERE, null, ex);
                //out.println("<h2>Invalid consumer<h2>");
                response.sendRedirect(response.encodeRedirectURL("delivery-report.jsp?t=2"));
                return;
            } catch (InvalidItemID_Exception ex) {
                Logger.getLogger(DeliveryCreateTrackingNo.class.getName()).log(Level.SEVERE, null, ex);
                //out.println("<h2>Invalid item<h2>");
                response.sendRedirect(response.encodeRedirectURL("delivery-report.jsp?t=3"));
                return;
            } catch (InvalidTrackingNum_Exception ex) {
                Logger.getLogger(DeliveryCreateTrackingNo.class.getName()).log(Level.SEVERE, null, ex);
                //out.println("<h2>Invalid tracking number<h2>");
                response.sendRedirect(response.encodeRedirectURL("delivery-report.jsp?t=4"));
                return;
            }

        } finally { 
            out.close();
        }
    } 

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        processRequest(request, response);
    } 

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>

}
